

#ifndef __IRR_C_VIDEO_MODE_LIST_H_INCLUDED__
#define __IRR_C_VIDEO_MODE_LIST_H_INCLUDED__

#include "IVideoModeList.h"
#include "dimension2d.h"
#include "irrArray.h"

namespace irr
{
    namespace video
    {

        class CVideoModeList : public IVideoModeList
        {
        public:

            //! constructor
            CVideoModeList();

            //! destructor
            virtual ~CVideoModeList();

            //! Gets amount of video modes in the list.
            virtual s32 getVideoModeCount() const;

            //! Returns the screen size of a video mode in pixels.
            virtual core::dimension2d<s32> getVideoModeResolution(s32 modeNumber) const;

            //! Returns the pixel depth of a video mode in bits.
            virtual s32 getVideoModeDepth(s32 modeNumber) const;

            //! Returns current desktop screen resolution.
            virtual core::dimension2d<s32> getDesktopResolution() const;

            //! Returns the pixel depth of a video mode in bits.
            virtual s32 getDesktopDepth() const;

            //! adds a new mode to the list
            void addMode(const core::dimension2d<s32>& size, s32 depth);

            void setDesktop(s32 desktopDepth, const core::dimension2d<s32>& desktopSize);

        private:

            struct SVideoMode
            {
                core::dimension2d<s32> size;
                s32 depth;

                bool operator==(const SVideoMode& other) const
                {
                    return size == other.size && depth == other.depth;
                }

                bool operator <(const SVideoMode& other) const
                {
                    return (size.Width < other.size.Width ||
                        (size.Width == other.size.Width && 
                        size.Height < other.size.Height) ||
                        (size.Width == other.size.Width && 
                        size.Height == other.size.Height &&
                        depth < other.depth));
                }
            };

            core::array<SVideoMode> VideoModes;
            SVideoMode Desktop;
        };

    } // end namespace video
} // end namespace irr


#endif

